Finding the Fourth Proportional to 2,250.18, 3,105.40 and 1,255.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.18 : 3,105.40 = 1,255.46 : x
2. Step 2: Convert to fraction form
   2,250.18/3,105.40 = 1,255.46/x
3. Step 3: Cross multiply
   2,250.18x = 3,105.40 × 1,255.46
4. Step 4: Simplify right side
   2,250.18x = 3,898,705.48
5. Step 5: Solve for x
   x = 3,898,705.48/2,250.18
6. Step 6: Final answer
   x = 1,732.62